Home / 147,325.04-203,298.97-86,881.83

Finding the Fourth Proportional to 147,325.04, 203,298.97 and 86,881.83

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Solution

The fourth proportional to 147,325.04, 203,298.97 and 86,881.83 is: 119,891.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,325.04 : 203,298.97 = 86,881.83 : x
  2. Step 2: Convert to fraction form
    147,325.04/203,298.97 = 86,881.83/x
  3. Step 3: Cross multiply
    147,325.04x = 203,298.97 × 86,881.83
  4. Step 4: Simplify right side
    147,325.04x = 17,662,986,550.72
  5. Step 5: Solve for x
    x = 17,662,986,550.72/147,325.04
  6. Step 6: Final answer
    x = 119,891.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.